RFR: 8282572: EnumSet should be a sealed class

[Lance Andersen]

On Tue, 8 Mar 2022 11:45:13 GMT, Athijegannathan Sundararajan <sundar at openjdk.org> wrote:

> Do we need a CSR as a public class is changed from non-sealed to sealed?
> 
> (Although the constructor has been package-private and hence it will not affect any non-dk code as noted by Jaikiran via private conversation. Only reflection will be able to see the difference of non-sealed to sealed change).

Yes there should be a CSR(see: https://bugs.openjdk.java.net/browse/JDK-8282131 as an example) for this issue.

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PR: https://git.openjdk.java.net/jdk/pull/7741